Chain of custody receipt

Source #3603

Cryptographic attestation that the document below was captured in Goblin House's archive at the timestamp shown, with the hash listed. If the original URL goes dark or its content changes, this receipt remains as evidence of what the public record looked like at capture time.

TitleABC News analysis of federal contract data
Original URLhttps://www.usaspending.gov/award/CONT_AWD_80MSFC20C0034_8000_-NONE-_-NONE-
PublicationDirected Inquiry — Web Search
Source typediscovery_scope_note
Date2024-12-31
EntitySpaceX
Captured2026-04-11T20:15:11.666Z UTC
Hash computed at2026-04-11T20:15:11.666Z UTC
SHA-256fc24d9218a77e9c3ad269c4546eba95e22b472f57a63794df36276aa3755f3f0
Content length131 bytes
Content preview (first 800 chars) 
SpaceX defense contracts doubled from $856 million in 2023 to $1.8 billion in 2024 under the National Security Space Launch program

Verifying this receipt

The hash above was computed as:

sha256( coalesce(url, '<no-url>') || '\n' || raw_content )

Anyone with a copy of the original document can verify the match:

  1. Take the URL field and the original document content.
  2. Concatenate url + '\n' + content and SHA-256 it.
  3. Compare to the SHA-256 row above.

Or POST the candidate content to /source/3603/verify and our server will compare for you:

curl -X POST https://www.goblinhouse.net/source/3603/verify \
  -H "Content-Type: text/plain" \
  --data-binary @document.txt

Companion machine-readable receipt: /source/3603/receipt.json